diff --git a/editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/highlighting/XmlSyntaxHighlighter.kt b/editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/highlighting/XmlSyntaxHighlighter.kt
index 05afade6..c34bbe92 100644
--- a/editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/highlighting/XmlSyntaxHighlighter.kt
+++ b/editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/highlighting/XmlSyntaxHighlighter.kt
@@ -69,7 +69,7 @@ class XmlSyntaxHighlighter : SyntaxHighlighter {
 
    companion object {
       private val XML_TAG =
-         """(?<ELEMENT>(?<OPEN></?\h*)(?<ELEM>[:\w]+)(?<ATTRS>[^<>]*)(?<CLOSE>\h*/?>))|(?<COMMENT><!--[^<>]+-->)|(?<PROLOG><\?[^<>?]+?\?>)""".toRegex()
+         """(?<ELEMENT>(?<OPEN></?\h*)(?<ELEM>[:.\-\w]+)(?<ATTRS>[^<>]*)(?<CLOSE>\h*/?>))|(?<COMMENT><!--[^<>]+-->)|(?<PROLOG><\?[^<>?]+?\?>)""".toRegex()
 
       private val ATTRIBUTES = """(?<ATTR>[:\w]+\h*)(?<EQ>=)(?<VALUE>\h*"[^"]+")""".toRegex()
    }